Text Options for the Visually Impaired Font Size: a- A+ Color: A A A Revert 
Close vision bar
Open vision bar
2D Shapes Study Guide

Basic 2-D Shapes Study Guide

 

2-D (Two –Dimensional)- Flat

Polygon:  closed shape with all straight sides

Line segment:  has two endpoints

A side is a line segment.

Regular Polygon:  all sides and Angles are equal                       

Image result for circle clip art

Circle

 

NO Angles

NO sides

1 Line

NOT a Polygon

Image result for heptagon clip art

Heptagon

 

7 Sides

7 Angles

Polygon

Image result for triangle clip art

Triangle

 

3-Sides

3-Angles

Polygon

Image result for octagon clip art

Octagon

 

8 Sides

8 Angles

Polygon

Image result for square clip art

Square

 

4 = Sides

4 Right Angles

Opposite Sides =

Opposite Sides Parallel

Type of Rectangle

Pentagon

Image result for nonagon clip art

Nonagon

 

9 Sides

9 Angles

Polygon

Image result for pentagon clip art

Pentagon

 

5 Sides

5 Angles

Polygon

Image result for decagon clip art

Decagon

 

10 Sides

10 Angles

Polygon

 

Image result for hexagon clip art

Hexagon

 

6 Sides

6 Angles

Polygon

Image result for dodecagon clip art

Dodecagon

 

12 Sides

12 Angles

Polygon